Granted Patent
Utility
US 4,434,732 · App. 06/302,290
Operation controller for an electronic sewing machine
Inventors:
Edward A. Salge, Leonard I. Horey
Patented Case
View Patent ↗
Granted: Mar 6, 1984
Filed: Sep 15, 1981
Inventors
Edward A. Salge
Leonard I. Horey
Assignee (at issue)
The Singer Company Limited
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.